Mobile / Tablet Keyboard Shortcuts
2 Finger Scroll - Move and pan around your board.
2 Finger Pinch - Zoom around your board, giving you more flexibility than the pre-set zoom limits.
Desktop Keyboard Shortcuts
D - Draw with marker
N - Create a note
L - Create a label
E - Erase
S - Select mode
M - Move (pan) mode
You can also use the arrow keys to move around.